Stroke indicates how many times the piston in an engine travels up and down to complete a full ignition and exhaust cycle. In a two-stroke engine, the piston ignites the fuel in one stroke and ...

Gearheads and faithful Jalopnik readers already know the basics of an engine's bore and stroke, but for those that might be new here, let's dip our toes in the shallow end. An engine's bore refers to ...

What if the engine of the future wasn’t just a dream, but a reality? Imagine a power source that combines the raw, exhilarating performance of a two-stroke engine with innovative efficiency, ...